WO2015010285A1 - Mécanisme amovible d'isolation haute tension d'un véhicule électrique moyen - Google Patents

Mécanisme amovible d'isolation haute tension d'un véhicule électrique moyen Download PDF

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Publication number
WO2015010285A1
WO2015010285A1 PCT/CN2013/080031 CN2013080031W WO2015010285A1 WO 2015010285 A1 WO2015010285 A1 WO 2015010285A1 CN 2013080031 W CN2013080031 W CN 2013080031W WO 2015010285 A1 WO2015010285 A1 WO 2015010285A1
Authority
WO
WIPO (PCT)
Prior art keywords
isolation structure
detachable
high voltage
motor
chassis
Prior art date
Application number
PCT/CN2013/080031
Other languages
English (en)
Chinese (zh)
Inventor
陈铮铮
杨安陶
Original Assignee
台湾立凯绿能移动股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 台湾立凯绿能移动股份有限公司 filed Critical 台湾立凯绿能移动股份有限公司
Priority to US14/906,236 priority Critical patent/US9630502B2/en
Priority to JP2016528278A priority patent/JP6207738B2/ja
Priority to CN201380078384.2A priority patent/CN105473371B/zh
Priority to EP13889888.7A priority patent/EP3025899A4/fr
Priority to PCT/CN2013/080031 priority patent/WO2015010285A1/fr
Priority to KR1020167001579A priority patent/KR20160023800A/ko
Priority to CA2918668A priority patent/CA2918668A1/fr
Publication of WO2015010285A1 publication Critical patent/WO2015010285A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
    • B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
    • B60H1/00392—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell for electric vehicles having only electric drive means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00421—Driving arrangements for parts of a vehicle air-conditioning
    • B60H1/00428—Driving arrangements for parts of a vehicle air-conditioning electric
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/32—Cooling devices
    • B60H1/3204—Cooling devices using compression
    • B60H1/3222—Cooling devices using compression characterised by the compressor driving arrangements, e.g. clutches, transmissions or multiple drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/062—Details, component parts
    • B62D5/064—Pump driven independently from vehicle engine, e.g. electric driven pump
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K1/00—Arrangement or mounting of electrical propulsion units
    • B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
    • B60K2001/0405—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion characterised by their position
    • B60K2001/0438—Arrangement under the floor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2200/00—Type of vehicles
    • B60L2200/18—Buses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2220/00—Electrical machine types; Structures or applications thereof
    • B60L2220/40—Electrical machine applications
    • B60L2220/42—Electrical machine applications with use of more than one motor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/10—Vehicle control parameters
    • B60L2240/34—Cabin temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L2270/00—Problem solutions or means not otherwise provided for
    • B60L2270/10—Emission reduction
    • B60L2270/14—Emission reduction of noise
    • B60L2270/147—Emission reduction of noise electro magnetic [EMI]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/10—Road Vehicles
    • B60Y2200/14—Trucks; Load vehicles, Busses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/90—Vehicles comprising electric prime movers
    • B60Y2200/91—Electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
    • Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses

Definitions

  • the present invention relates to a detachable high voltage isolation structure and, more particularly, to a combination of all of the high voltage components of a medium power vehicle in a detachable configuration.
  • High-voltage components and high-voltage cables scattered throughout the city also cause difficulties in shielding.
  • the occupant's health is affected, and other electromagnetic waves are easily interfered.
  • the present invention hopes to effectively avoid potential dangers during maintenance and rescue by properly improving the structure of the vehicle, and properly shield electromagnetic interference.
  • the purpose of the invention is to:
  • the present invention provides a vehicle structure having a detachable high voltage isolation structure, comprising: a chassis; a detachable high voltage isolation structure coupled to the chassis; an axle set, the axle set including a differential And a shaft, the shaft is assembled on the chassis; a power motor for driving the vehicle, the power motor is mounted on the detachable high-voltage isolation structure; a detachable drive shaft for connecting the differential and the power a steering auxiliary pump for supplying hydraulic oil to the steering system, the steering assist pump is mounted on the chassis; a steering assist motor for driving the steering assist pump, the steering assist motor being mounted on the detachable high voltage An detachable steering auxiliary pump joint for connecting the steering assist pump and the steering assist motor; an air conditioner compressor for generating cold air, the air conditioner compressor being installed at the bottom An air conditioner motor for driving the air conditioner compressor, the air conditioner motor is mounted on the detachable high voltage isolation structure; a detachable air conditioner compressor connector for connecting the air conditioner compressor and the air
  • the structure further includes a cooling passage, the cooling passage being mounted to the high pressure isolation structure.
  • the structure further includes a generator mounted to the interior of the cooling passage.
  • the structure further includes a guide rail mounted on the chassis, and a guide wheel mounted on the detachable high voltage isolation structure.
  • the structure further includes a support rod, the support rod is mounted on the chassis; a positioning slot, the positioning slot is mounted on the support rod; a positioning pin, the positioning pin is mounted on the The detachable high voltage isolation structure.
  • the structure further includes a crane mounted to the support bar for hoisting and lifting the detachable high voltage isolation structure.
  • the present invention provides a structure of a medium-sized electric vehicle, comprising: a detachable power module, wherein: a power motor, a motor driver, a steering assist motor, an air conditioner motor, and a radiator a slot for accommodating the detachable power module, wherein: a drive shaft joint for connecting the power motor to the wheel; and a steering auxiliary joint for the steering assist motor and a steering assist pump And an air conditioner compressor connector for connecting the air conditioner motor to an air conditioner compressor; wherein the detachable power module is detached, the power motor, the motor driver, the steering assist motor, the air conditioner motor And the heat sink is a whole.
  • FIG. 1 is a schematic view of a vehicle structure having a detachable high-pressure isolation structure according to a first embodiment of the present invention
  • FIG. 2 is a schematic view of a vehicle structure having a detachable high-voltage isolation structure according to a second embodiment of the present invention
  • FIG. 4 is a perspective view of a vehicle structure having a detachable high-voltage isolation structure according to a first embodiment of the present invention.
  • FIG. 1 the drawings respectively show a schematic view, a partial detail view, and an external view of a vehicle structure having a detachable high-voltage isolation structure according to a first embodiment of the present invention.
  • the chassis 101 is supported by a front axle 102 and a rear axle 103.
  • the front suspension 104 is disposed between the chassis 101 and the front axle 102 to carry the weight of the vehicle body;
  • the rear suspension 105 is disposed between the chassis 101 and the rear axle 103. Used to carry the weight of the car body.
  • a differential 303 is provided on the rear axle 103 for distributing power to the left rear wheel and the right rear wheel of the vehicle.
  • a detachable isolation frame 106 is provided at the rear end of the chassis 101 to accommodate the high voltage assembly.
  • the rear end of the chassis 101 is further provided with a load-bearing guide rail 108 for receiving the weight of the isolation structure frame 106.
  • the isolation structure frame 106 is provided with a roller 107 which is in contact with the guide rail 108 for convenient disassembly and assembly.
  • a high voltage battery pack 1 12 is provided on the chassis 101 to supply the high voltage power required by the vehicle, and a high voltage cable 1 13 is provided to transport the high voltage power source from the high voltage battery pack 1 12 to the interior of the isolation structure frame 106.
  • the high voltage cable 1 13 is coupled to the isolation frame 106 with a detachable high voltage cable connector 1 1 1 .
  • a power motor 301 is provided within the isolation structure frame 106; the power motor 301 is responsible for generating the torque required to propel the vehicle, connecting to the drive shaft 302 via the detachable drive shaft joint 109, and transmitting the generated torque via the drive shaft 302. Into the differential 303.
  • the steering wheel 101 is provided with a steering assist pump 313 for supplying hydraulic oil required for the power steering wheel.
  • the isolation structure frame 106 is provided with a steering assist motor 304 for rotating the steering assist pump 313.
  • the steering assist motor 304 is coupled to the steering assist pump hub 312 via a detachable steering assist pump coupling 1 10 and to the steering assist pump 313 via the steering assist pump spool 312.
  • the air conditioner compressor 1 15 is provided on the chassis 101 for generating cold air; and the air-conditioning motor 305 is further disposed in the isolation structure frame 106 for rotating the air conditioner compressor 1 15 .
  • the air conditioning motor 305 is connected to the air conditioning compressor 1 15 via a detachable air conditioning compressor connector 1 14 and is fed to the air conditioning compressor 1 15 via the air conditioning compressor shaft 322.
  • an air compressor 309 is provided to provide the compressed air required by the vehicle; an air compressor motor 310 is further disposed within the isolation structure frame 106 to drive the air compressor 309.
  • a motor driver 31 1 is provided for supplying electric power to the motors. Isolation On the structural frame 106, a plurality of electromagnetic wave shielding plates 401 are mounted to isolate electromagnetic interference.
  • the design concept disclosed in this embodiment is mainly a properly isolated high voltage isolation structure, which integrates all devices containing high piezoelectricity, and uses various methods to properly isolate and provide a disassembled separation point.
  • the isolation structure can be completely removed without touching the high-voltage components, which has minimized the risk of maintenance personnel.
  • the number of high-voltage cables is minimized so that rescuers can safely damage the vehicle body in the event of an accident.
  • the most important high-voltage component is the power motor. Since the motor casing is insulated from the internal high voltage coil, it is only necessary to ground the motor casing and the isolation structure frame.
  • a detachable drive shaft joint is structurally selected to separate the motor from the mechanical structure on the vehicle.
  • Another common high-voltage component is a cold air compressor; most of the existing medium-sized electric vehicles use overhead air.
  • Top-mounted air-conditioning although easy to install, also means that high-voltage power must be sent to the roof area; in order to supply the high-voltage power supply, high-voltage cables must also be present in the side panels of the body.
  • the air conditioner compressor is mounted on the chassis, and the drive motor of the air conditioner compressor is mounted in the isolation structure, and the two are connected by a detachable joint. When disassembling, there is a separation point between the air conditioner compressor and the air conditioner motor.
  • Another indispensable high voltage component is the power steering wheel.
  • Existing medium-sized electric vehicles use a traditional hydraulic steering wheel and an electric pump near the driver's seat; this design will result in a high-voltage cable being placed near the driver's seat.
  • the hydraulic steering type power steering wheel is still used in this embodiment, but the steering auxiliary pump is installed at the rear of the vehicle and driven by a motor installed in the isolation structure; this design can effectively avoid the need for a high-voltage cable in the vicinity of the driver's seat.
  • the internal high voltage coil of the steering assist motor is also insulated from the outer casing and uses a separation point between the steering assist motor and the steering assist pump.
  • the air compressor is also disposed in the isolation structure; the air compressor is connected to the air storage tank on the vehicle through an insulated air tube, which serves as a separation point for the pneumatic system.
  • this embodiment uses an electromagnetic wave shield to seal the isolation structure, centralized cooling must be used in the selection of the cooling system. All components in the isolation structure that need to be cooled are cooled by cooling water, and then the cooling water is brought to the left cooling channel and the right cooling channel to cool down to dissipate heat. Also, since the isolation structure is a sealed structure, if the internal combustion generator is installed in the structure, the heat generated by the internal combustion engine will easily cause overheating inside the isolation structure. In this embodiment, if an internal combustion generator is to be provided, the internal combustion generator is installed in the cooling passage so that the generator can be removed together with the isolation structure without causing excessive temperature inside the isolation structure.
  • This architecture also ensures the safety of maintenance personnel during vehicle maintenance.
  • the vehicle When the vehicle is faulty, it can be distinguished by the fault code whether it is a component fault inside the isolation structure. If the component inside the isolation structure fails, the isolation structure is completely removed and replaced with spare parts, and the faulty isolation structure is returned to the original factory for repair. If the components outside the isolation structure are faulty, the maintenance personnel can be assured of maintenance; if the safety is to be improved, the isolation structure can be temporarily removed during maintenance.
  • the use of isolation structures to clearly define the range of high-voltage components is a protection for maintenance personnel, while also reducing the need for the original factory to dispatch personnel to assist in maintenance.
  • This embodiment also discloses a design concept that is easy to shield electromagnetic interference; the integration of high voltage components can effectively reduce the length of the high voltage cable, thereby reducing the electromagnetic interference caused by the cable. Similarly, by integrating all of the high-voltage components in a single frame, the entire frame can be shielded to effectively reduce electromagnetic interference caused by the motor and the drive.
  • the isolation structure When the isolation structure is implemented, if necessary, multiple maintenance holes should be installed in the vehicle compartment.
  • the motor connector, steering auxiliary pump connector, high-pressure air pipe, air-conditioning compressor connector, high-voltage cable connector, etc. can be removed by opening the service hole.
  • other corresponding separation points which enable the vehicle to quickly disassemble the entire set of high-voltage isolation structures without the need for top-height equipment for in-plant construction or roadside emergency maintenance.
  • the isolation structure When the isolation structure is disassembled, it is only necessary to disassemble the connection points and separate the isolation structure from the chassis, so that the isolation structure can be pulled out through the guide rails and the guide wheels.
  • FIG. 2 there is shown a schematic view of a vehicle structure having a detachable high voltage isolation structure in accordance with a first embodiment of the present invention.
  • the chassis 201 is supported by a front axle 202 and a rear axle 203.
  • the front suspension 204 is disposed between the chassis 201 and the front axle 202 to carry the weight of the vehicle body;
  • the rear suspension 205 is disposed between the chassis 201 and the rear axle 203. Used to carry the weight of the car body.
  • a removable isolation frame 206 is provided at the rear end of the chassis 201 to accommodate the high voltage assembly.
  • the rear end of the chassis 201 is further provided with a load-bearing support rod 214 for receiving the weight of the isolation structure frame 206.
  • the isolation structure frame 206 is provided with a positioning pin 208 which is in contact with the positioning groove 207 for convenient disassembly and assembly.
  • a high voltage battery pack 212 is provided on the chassis 201 to supply the high voltage power required by the vehicle, and a high voltage cable 213 is provided to transport the high voltage power source from the high voltage battery pack 212 to the interior of the isolation structure frame 206.
  • the high voltage cable 213 and the isolation structure frame 206 are coupled to the detachable high voltage cable connector 21 1 .
  • the steering assist pump connector 210 is used to provide torque to the steering assist system.
  • An air conditioning compressor 215 is provided on the chassis for providing cold air; an air conditioning compressor connector 214 is provided for supplying torque to the air conditioning compressor 215.
  • the second embodiment is the same as the internal structure of the first embodiment, and the main feature is that the combination of the positioning groove and the positioning pin is used to facilitate the disassembly and assembly, and the suspension structure is adopted.
  • a small crane can be added to the support bar.
  • the isolation structure can be lowered to the ground with a small crane and the isolation structure can be pulled out.
  • installing simply slide the isolation structure under the support rod, and then lift the small crane to the isolation structure. The support rod and the chassis are locked.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Power Engineering (AREA)
  • Sustainable Development (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Energy (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
  • Body Structure For Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

Ce mécanisme amovible d'isolation haute tension d'un véhicule électrique moyen comprend un châssis (101, 201) et un mécanisme amovible d'isolation haute tension (106, 206) mutuellement reliés. Un moteur de puissance (301), un moteur d'assistance de direction (304) et un moteur de climatisation (304), par exemple, sont disposés dans le mécanisme amovible d'isolation haute tension (106, 206) alors qu'une pompe (313) d'assistance de la direction et d'un ensemble arbre, un compresseur de climatisation (115, 215) et une batterie haute tension (112, 212), par exemple, sont placés sur le châssis (101, 201) de manière à résoudre les problèmes liés à la sécurité de la maintenance d'un véhicule électrique moyen causés par les composants haute tension de telle sorte que le personnel de maintenance puisse assurer l'entretien du véhicule électrique moyen en toute sécurité.
PCT/CN2013/080031 2013-07-24 2013-07-24 Mécanisme amovible d'isolation haute tension d'un véhicule électrique moyen WO2015010285A1 (fr)

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US14/906,236 US9630502B2 (en) 2013-07-24 2013-07-24 Detachable high voltage isolation structure of medium-size electric vehicle
JP2016528278A JP6207738B2 (ja) 2013-07-24 2013-07-24 着脱式高電圧絶縁構造を有する車両構造
CN201380078384.2A CN105473371B (zh) 2013-07-24 2013-07-24 中型电动车辆的可拆卸高压隔离结构
EP13889888.7A EP3025899A4 (fr) 2013-07-24 2013-07-24 Mécanisme amovible d'isolation haute tension d'un véhicule électrique moyen
PCT/CN2013/080031 WO2015010285A1 (fr) 2013-07-24 2013-07-24 Mécanisme amovible d'isolation haute tension d'un véhicule électrique moyen
KR1020167001579A KR20160023800A (ko) 2013-07-24 2013-07-24 중형 전기 차량의 분리형 고전압 절연 구조물
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